A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6105-01-470-1333
NSN 5945-01-176-0048
NSN 5905-00-504-8586
NSN 5945-01-356-2579
NSN 5975-01-016-2496
NSN 5996-01-362-0550
NSN 5930-01-299-0354
NSN 6130-01-625-7926
NSN 6110-00-141-1966
NSN 6130-01-220-5947
NSN 6645-00-538-2904
NSN 7035-01-281-3642